Crossword Corner
Across
- 3. _______ Matter concentration is measured to check air quality
- 6. Causes of air pollution - _________ Activities
- 7. Air pollution irritates eyes, throat and _____ among others
- 8. Causes of air pollution - ________ Effluents
- 10. Causes of air pollution - Forest _____
Down
- 1. Release of Sulfur and Nitrogen oxides cause ____ rain
- 2. Clean Air Act is the US primary federal air quality ___ regarding air pollution
- 4. Causes of air pollution - ______ Fuels
- 5. Causes of air pollution - _______ Burning
- 9. People monitor air quality through this index